test/hotspot/jtreg/runtime/handshake/libHandshakeTransitionTest.c
author rehn
Thu, 31 Aug 2017 10:00:28 +0200
changeset 47881 0ce0ac68ace7
permissions -rw-r--r--
8189941: Implementation JEP 312: Thread-local handshake Summary: Introduce a way to execute a callback on threads without performing a global VM safepoint. Make it both possible and cheap to stop individual threads and not just all threads or none. Reviewed-by: mdoerr, neliasso, acorn, aph, coleenp, dholmes Contributed-by: mikael.gerdin@oracle.com, erik.osterlund@oracle.com, robbin.ehn@oracle.com

/*
 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#include <jni.h>

#ifdef WINDOWS
#include <windows.h>
#else
#include <unistd.h>
#endif

JNIEXPORT void JNICALL Java_HandshakeTransitionTest_someTime
  (JNIEnv *env, jclass jc, jint ms)
{
#ifdef WINDOWS
  Sleep(ms);
#else
  usleep(ms*1000);
#endif
}